[INFO] fetching crate lcpc-test-fields 0.1.0...
[INFO] checking lcpc-test-fields-0.1.0 against master#e652caa679a304af11fc04f1f12452f255a82593 for pr-98000
[INFO] extracting crate lcpc-test-fields 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate lcpc-test-fields 0.1.0 on toolchain e652caa679a304af11fc04f1f12452f255a82593
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lcpc-test-fields 0.1.0
[INFO] finished tweaking crates.io crate lcpc-test-fields 0.1.0
[INFO] tweaked toml for crates.io crate lcpc-test-fields 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded addchain v0.2.0
[INFO] [stderr]   Downloaded ff-derive-num v0.1.2
[INFO] [stderr]   Downloaded ff_derive v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faf259cc3c39863b3ed33642031d3db96818fe285702e1ad034bc8ce54241af0
[INFO] running `Command { std: "docker" "start" "-a" "faf259cc3c39863b3ed33642031d3db96818fe285702e1ad034bc8ce54241af0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faf259cc3c39863b3ed33642031d3db96818fe285702e1ad034bc8ce54241af0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf259cc3c39863b3ed33642031d3db96818fe285702e1ad034bc8ce54241af0", kill_on_drop: false }`
[INFO] [stdout] faf259cc3c39863b3ed33642031d3db96818fe285702e1ad034bc8ce54241af0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dba54d086beadf2d9d497918e54794478c71434295612918d2b9222a28e7a8fe
[INFO] running `Command { std: "docker" "start" "-a" "dba54d086beadf2d9d497918e54794478c71434295612918d2b9222a28e7a8fe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling ff-derive-num v0.1.2
[INFO] [stderr]    Compiling addchain v0.2.0
[INFO] [stderr]    Compiling ff_derive v0.10.0
[INFO] [stderr]     Checking ff v0.10.1
[INFO] [stderr]     Checking lcpc-test-fields v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.63s
[INFO] running `Command { std: "docker" "inspect" "dba54d086beadf2d9d497918e54794478c71434295612918d2b9222a28e7a8fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba54d086beadf2d9d497918e54794478c71434295612918d2b9222a28e7a8fe", kill_on_drop: false }`
[INFO] [stdout] dba54d086beadf2d9d497918e54794478c71434295612918d2b9222a28e7a8fe